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发明名称
RETRACTABLE COUPLER FOR LOCOMOTIVE STRUCTURES
摘要
申请公布号
CA457681(A)
申请公布日期
1949.06.28
申请号
CAD457681
申请日期
申请人
GENERAL STEEL CASTINGS CORPORATION
发明人
JAMES C. TRAVILLA, JR.;WILLIAM C. KRAUTHEIM
分类号
主分类号
代理机构
代理人
主权项
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